Iran · 1991–2020

Best time to visit
Shahr Derāz

For Shahr Derāz, February has the most comfortable weather in our climate comparison. Typical daytime highs are 24.3°C, nights average 10.8°C, and rainfall totals about 16 mm. Figures use measured 1991–2020 normals from the nearest eligible NOAA station.

Best all-round monthFebruary

Typical daytime high24.3°C

Typical night-time low10.8°C

February rainfall16 mm

Overall comfort

February

Other strong months: December and March

92/100 weather score

Outdoor sightseeing

January

Other strong months: December and February

92/100 weather score

Make the answer personal

Choose the weather
that suits you.

Set the daytime temperature and rainfall you are comfortable with. We will show only the months that meet every choice, using the measured 1991–2020 averages below.

Daytime high: at least 18°CDaytime high: at most 28°CMonthly rain: no more than 100 mmWet days: no more than 10

3 months fit your choices for Shahr Derāz

January21.5°C day · 22 mm rain · 2.4 wet days

February24.3°C day · 16 mm rain · 2.1 wet days

December23.6°C day · 6 mm rain · 0.7 wet days

The lowest comfort score is 5 out of 100. June and July share that score. In June, that is mainly because days average 44.5°C, 21° above the 24°C the score treats as ideal.

Quick answers

Planning a trip to Shahr Derāz?

These answers come from the same measured monthly climate record shown on this page.

When is the best time to visit Shahr Derāz?

February is the strongest all-round choice in our temperature-and-rainfall comparison, with a typical daytime high of 24.3°C and 16 mm of rain.

What is the hottest month in Shahr Derāz?

July is hottest in this record, with a typical daytime high of 44.8°C and a night-time low of 31.1°C.

Which month has the least rain?

November has the lowest monthly rainfall total at 2 mm.

Is this a weather forecast?

No. These are long-term measured averages from 1991–2020. Check a current forecast before you travel.

Month by month

See how the weather
changes through the year.

The bars combine daytime temperature, night-time temperature and rainfall. The figures are measured historical averages, not a forecast for a particular trip.

7921.5° / 8°

9224.3° / 10.8°

8229.4° / 15.2°

5235.4° / 20.8°

2441.1° / 26.1°

544.5° / 29.9°

544.8° / 31.1°

1143.4° / 29°

2540.9° / 25.6°

5036° / 20.6°

8229° / 14.3°

8823.6° / 9.2°

Monthly climate evidence for Shahr Derāz — daylight is calculated from latitude, everything else is measured
Month	Day	Night	Rain	Wet days	Daylight	Comfort	Coverage
January	21.5°C	8°C	22 mm	2.4	10 h 36	79	Good coverage
February	24.3°C	10.8°C	16 mm	2.1	11 h 12	92	Good coverage
March	29.4°C	15.2°C	14 mm	2.4	11 h 56	82	Good coverage
April	35.4°C	20.8°C	5 mm	0.8	12 h 46	52	Good coverage
May	41.1°C	26.1°C	5 mm	0.4	13 h 28	24	Good coverage
June	44.5°C	29.9°C	36 mm	0.9	13 h 51	5	Good coverage
July	44.8°C	31.1°C	6 mm	1.1	13 h 42	5	Good coverage
August	43.4°C	29°C	12 mm	0.5	13 h 06	11	Good coverage
September	40.9°C	25.6°C	3 mm	0.2	12 h 17	25	Good coverage
October	36°C	20.6°C	4 mm	0.5	11 h 28	50	Good coverage
November	29°C	14.3°C	2 mm	0.4	10 h 46	82	Good coverage
December	23.6°C	9.2°C	6 mm	0.7	10 h 26	88	Good coverage

Records at IRAN SHAHR, 1978–2025
Month	Record high	Record low	Wettest day	Wettest / driest month	Years
January	31.0°C17 Jan 2019	-1.1°C9 Jan 2021	51 mm16 Jan 2008	161 mm2008 · driest 0 mm in 2019	25
February	33.9°C20 Feb 2015	0.9°C8 Feb 2008	27 mm12 Feb 2011	76 mm2010 · driest 0 mm in 2022	27
March	39.7°C29 Mar 2018	4.9°C3 Mar 2024	35 mm2 Mar 2005	41 mm2014 · driest 0 mm in 2021	27
April	43.2°C30 Apr 2002	10.8°C10 Apr 2005	40 mm17 Apr 2024	113 mm2024 · driest 0 mm in 2010	26
May	47.7°C29 May 2017	18.5°C2 May 2021	50 mm5 May 1994	50 mm1994 · driest 0 mm in 2015	28
June	49.3°C25 Jun 2005	21.0°C15 Jun 2000	80 mm14 Jun 2010	280 mm2010 · driest 0 mm in 2017	28
July	48.5°C3 Jul 2024	22.9°C10 Jul 2025	32 mm14 Jul 2017	55 mm2022 · driest 0 mm in 2018	27
August	47.8°C7 Aug 2019	21.9°C23 Aug 2013	164 mm23 Aug 2011	166 mm2011 · driest 0 mm in 2022	30
September	46.8°C1 Sep 2001	17.8°C27 Sep 2007	50 mm2 Sep 2005	50 mm2005 · driest 0 mm in 2014	27
October	42.0°C4 Oct 2023	11.3°C30 Oct 2020	26 mm6 Oct 2019	28 mm1997 · driest 0 mm in 2020	30
November	37.4°C3 Nov 2024	2.5°C25 Nov 2003	13 mm28 Nov 2008	19 mm2013 · driest 0 mm in 2017	28
December	33.2°C5 Dec 2016	-2.0°C21 Dec 2000	23 mm10 Dec 2009	40 mm2006 · driest 0 mm in 1991	26

Typical days per month at IRAN SHAHR, 1991–2020
Month	Days 25°C+	Days 30°C+	Heavy rain (10 mm+)
January	5	<1	<1
February	11	2	<1
March	23	12	<1
April	24	23	<1
May	25	25	<1
June	24	24	<1
July	26	26	<1
August	25	25	<1
September	26	26	<1
October	25	25	0
November	23	11	<1
December	9	<1	<1

How often different weather occurs at IRAN SHAHR, based on its daily record
Month	Dry days reaching 20°C	Wet days	Days with heavy rain	Weeks with 3+ wet days	Typical high by year
January	67%	7%	1%	8%	19.7–23.8°C
February	85%	7%	2%	5%	22.1–27.4°C
March	92%	8%	1%	3%	27.5–33.3°C
April	97%	4%	1%	3%	33.2–38.1°C
May	99%	2%	<1%	<1%	39.3–43.0°C
June	98%	3%	1%	2%	43.6–45.8°C
July	96%	4%	<1%	1%	44.3–45.4°C
August	97%	3%	<1%	<1%	42.6–44.5°C
September	99%	<1%	<1%	0%	39.8–42.1°C
October	99%	1%	<1%	0%	34.8–37.2°C
November	98%	1%	<1%	0%	28.0–30.1°C
December	86%	3%	<1%	<1%	22.3–26.2°C

A dry day reaching 20°C records under 1 mm of rain. A wet day records at least 1 mm, while a heavy-rain day records at least 10 mm. The weekly figure is the share of seven-day periods containing three or more wet days. The final column shows the middle 80% of average daytime highs recorded for that month in individual years; a wider range means conditions have varied more from one year to another.

The evidence behind this page

Where these figures
come from.

Place identity: GeoNames 1159605
NOAA station: IRM00040879 · IRAN SHAHR
Station distance: 5.9 km from the place centre
Climate period: 1991–2020
Minimum month coverage: 15 usable years
Daylight: Calculated from latitude 27.18°, mid-month, sunrise to sunset including refraction. Not a station measurement.
Important limit: Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.

Next step

Choose your month.
Then plan the details.

The weather comparison for Shahr Derāz is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.

How travel partnerships will work

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These places read the same station, so their climate numbers are identical. Their setting, population and distance from IRAN SHAHR are not.

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